Playing the par-4 third hole at Pinehurst No. 2 in the first round of the U.S. Open[8], Mickelson was just right of the green with a tight lie after his approach shot.

After surveying his options, Mickelson -- who, with a win this week would complete the career grand slam -- proceeded to do this:

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Then he made the putt for a routine par.

Mickelson is the fan-favorite this week at Pinehurst, where he finished second to Payne Stewart in 1999.

Remember when he did this to Callaway Golf's Roger Cleveland? A flop-shot over the head.

Incredible.

The flop shot isn't exactly easy to hit. Like Mickelson, you've got to have supreme confidence in your abilities. If you'd like to work on it, check out this instructional video by PGA Professional Brian Manzella, who demonstrates how to position your body -- and club -- to play the shot: